Home / 42,786.60-64,194.48-23,067.06

Finding the Fourth Proportional to 42,786.60, 64,194.48 and 23,067.06

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Solution

The fourth proportional to 42,786.60, 64,194.48 and 23,067.06 is: 34,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,786.60 : 64,194.48 = 23,067.06 : x
  2. Step 2: Convert to fraction form
    42,786.60/64,194.48 = 23,067.06/x
  3. Step 3: Cross multiply
    42,786.60x = 64,194.48 × 23,067.06
  4. Step 4: Simplify right side
    42,786.60x = 1,480,777,921.83
  5. Step 5: Solve for x
    x = 1,480,777,921.83/42,786.60
  6. Step 6: Final answer
    x = 34,608.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.